CVE-2011-3280
high-risk
Published 2011-10-03
Memory leak in the NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service (memory consumption or device reload) by sending crafted SIP packets to UDP port 5060, aka Bug ID CSCtj04672.
Do I need to act?
-
0.46% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10
High
NETWORK
/ LOW complexity
Affected Products (20)
Affected Vendors
References (4)
Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=24120
Vendor Advisory
http://tools.cisco.com/security/center/viewAlert.x?alertId=24120
61
/ 100
high-risk
Severity
26/34 · High
Exploitability
2/34 · Minimal
Exposure
33/34 · Critical